Represents an early-stage equipment placeholder that provides heating or cooling to part of air system or water loop.
Namespace: Autodesk.Revit.DB.Mechanical
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since: 
   2020.1
Syntax
Remarks
   A zone equipment is different from physical equipment.
   Depending on its behavior type, it may be mapped to multiple physical equipment later.